Your 17 March seminar homework is Review 3, p. 84 in your Coursebooks.

Here, you can find slides covering grammar of U10 - CONDITIONALS:

Your 19 March seminar homework is the following:

Voc 1, p. 88 and Practice p.89  in your Coursebooks and ex.3 on the second grammar handout.

Your 24 March seminar homework is the following:

Practice 1 and 2, p.90  in your Coursebooks.